Description
Overview
GAOTek hydrogen amonia O2 smart sensor is a flexible portable gas detector for multi-gases (up to 4 gases) leak detection. It can be set with original CITY catalytic combustion sensor for combustible gas, while original electro-chemical sensors for toxic gases and oxygen.
Technical Specifications
| Gas Detection | Multiple gas (Toxic combustible or oxygen gas) |
| Explosion Proof Grade | IP 65 |
| Protection Grade | Ex ib IIC T 4 Gb |
| Response Time | T 90 < 30 s |
| Humidity | 5-90%RH no condensation |
| Charging Time | 4 h to 6 h |
| Sampling Method | Natural diffusion |
| Calibration | Automatic calibration and zero |
| Power Supply | 3.7 V DC 1200 mAh rechargeable Li-ion battery |
| Display | LCD display of gas reading and condition display TWA and peak value when needed |
| Alarm | Audible and visual vibration. Flashing wide-angled LED alarm light and LCD reading; 90 dB impulse output |
| Enclosure | Compact durable ruggedness ABS shell |
| Detector Gas | EX, O2, CO, H2S |
| Measurement Range | 0% to 100% LEL, 0% to 30% VOL, 0 ppm to 999 ppm, 0 ppm to 100 ppm |
| Accuracy | ≤±5%（F. S）,≤±5%（F. S）,≤±5%（F. S）, ≤±5%（F. S） |
| Response Time | ≤15″, ≤15″, ≤15″, ≤15″ |
| Operating Temperature | -4 ℉ to 122 ℉ (-20 °C to 50 °C) |